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How can I get the intersection, union, and subset of arrays in Ruby?
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dinjas
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answered Apr 15 '11 at 14:28
Mike LewisMike Lewis
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Warning “Do not Access Superglobal $_POST Array Directly” on Netbeans 7.4 for PHP
I've got this message warning on Netbeans 7.4 for PHP while I'm using $_POST , $_GET , $_SERVER , ....
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What programming practice that you once liked have you since changed your mind about? [closed]
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edited Jul 7 '09 at 18:12
community wiki
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For each row return the column name of the largest value
...examples using sample reproducible):
DF <- data.frame(V1=c(2,8,1),V2=c(7,3,5),V3=c(9,6,4))
colnames(DF)[apply(DF,1,which.max)]
[1] "V3" "V1" "V2"
A faster solution than using apply might be max.col:
colnames(DF)[max.col(DF,ties.method="first")]
#[1] "V3" "V1" "V2"
...where ties.method can ...
Reloading module giving NameError: name 'reload' is not defined
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Ruby on Rails console is hanging when loading
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edited Sep 7 '19 at 11:45
Peter Mortensen
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What's the 'Ruby way' to iterate over two arrays at once
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What is the difference between Spring's GA, RC and M2 releases?
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gavenkoa
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answered Jan 21 '10 at 7:12
Jon SkeetJon S...